Vision
Services
Patient Services
Pain we treat
Treatment options
Post Procedure Instructions
Our Physicians
Justin Lo MD
Ray Hsieh MD
J. Gabriel Tsang MD
Al Cheung MD, Retired
patient resources
FAQ
forms
contact
location
Referring physicians
Vision
Services
Patient Services
Pain we treat
Treatment options
Post Procedure Instructions
Our Physicians
Justin Lo MD
Ray Hsieh MD
J. Gabriel Tsang MD
Al Cheung MD, Retired
patient resources
FAQ
forms
contact
location
Referring physicians
Our Physicians
Justin Lo MD
Ray Hsieh MD
J. Gabriel Tsang MD
Al Cheung MD, Retired
Al Cheung, MD
After an esteemed 31 year career in pain management, Dr. Cheung retired in 2021. Thank you, Dr. Cheung, for the compassion and care you provided to your patients over the years.